Robert H Silver Spring , MD July 22, 2018 Appliance: Samsung Refrigerator RF32FMQDBSR/AA-0000 Samsung Refrigerator Rf32fmqdbsr/Aa-0000 / : Guard shelf cracked. How to replace Refrigerator Guard Cover Assembly. It was an easy fix, just swap out the old cracked shelf with the new shelf. 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes